نتایج جستجو برای: sperm subpopulations

تعداد نتایج: 50743  

Journal: :Cytometry Part B: Clinical Cytometry 2002

Journal: :Frontiers in plant science 2016
Feifei Zhai Jinmei Mao Junxiang Liu Xiangyong Peng Lei Han Zhenyuan Sun

Dioecy distributed in 157 flowering plant families and 959 flowering plant genera. Morphological and physiological differences between male and female plants have been studied extensively, but studies of sex-specific genetic diversity are relatively scarce in dioecious plants. In this study, 20 SSR loci were employed to examine the genetic variance of male subpopulations and female subpopulatio...

Journal: :acta medica iranica 0
reza heidari school of medicine, tehran university of medical sciences, tehran, iran. rafieh alizadeh department of anatomy, school of medicine, tehran university of medical sciences, tehran, iran. niloufar abbasi school of medicine, tehran medical branch, islamic azad university, tehran, iran. parichehr pasbakhsh department of anatomy, school of medicine, tehran university of medical sciences, tehran, iran. azim hedayatpour department of anatomy, school of medicine, tehran university of medical sciences, tehran, iran. mostafa farajpour school of medicine, tehran university of medical sciences, tehran, iran.

varicocele is one of the most common causes of primary male infertility. pilea microphylla (pm) is being used as folk medicine. this study was aimed to investigate the effects of pm in a rat model of varicocele. a total of 30 male wistar rats were divided into control, sham, varicocele, accessory varicocele and pm-treated groups. after 10 weeks of varicocele induction, sperm parameters and chro...

Journal: :Czech Journal of Animal Science 2023

Despite the routine use of cryopreservation in dairy cattle, subsequent deterioration quality bull insemination doses (IDs) is an incentive to refine protocols, including composition ID. The aim this study was to examine, using a flow cytometry assay, whether selected concentrations low density lipoproteins (LDLs) extracted from hen-egg yolk may improve post-thaw ID diluted with plant-bas...

Journal: :American Journal of Epidemiology 1996

Journal: :nephro-urology monthly 0
mohammad hossein asadi department of anatomy, school of medicine, baqiyatallah university of medical sciences, tehran, ir iran fariba zafari department of anatomy, school of medicine, iran university of medical sciences, tehran, ir iran arash sarveazad department of anatomy, school of medicine, iran university of medical sciences, tehran, ir iran mehdi abbasi department of anatomy, school of medicine, tehran university of medical sciences, tehran, ir iran majid safa cellular and molecular research center, school of allied medical sciences, iran university of medical sciences, tehran, ir iran morteza koruji department of anatomy, school of medicine, iran university of medical sciences, tehran, ir iran; cellular and molecular research center, school of allied medical sciences, iran university of medical sciences, tehran, ir iran

conclusions: saffron, as an antioxidant, is positively effective on sperm parameters in rats exposed with cadmium. objectives: the aim of this study was to determine the effects of saffron on the results of semen parameters (sperm concentration, motility and viability in cauda of epididymis) in rats exposed to cadmium. materials and methods: thirty wistar male rats were divided into four groups...

Journal: :international journal of reproductive biomedicine 0
mohammad reza moein serajedin vahidi jalal ghasemzadeh nasim tabibnejad

background: male are involved in near 50% of cases of infertility and reactive oxygen species (ros) playing an important role in decreasing fertility potential. accurate measurement of ros seems to be important in evaluation of infertile male patients. objective: to compare ros measurement in neat and washed semen samples of infertile men and define the best method for evaluation of ros in thes...

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